GOOD (aka the social network for social good) is sponsoring a new initiative this weekend: NeighborDay.

According to GOOD, "It’s crazy how few of us know our neighbors: their names, their phone numbers, what they’re about. The explosion of online "social" networking has only made it easier to avoid face-to-face contact in the real world. What might we be missing? Collaborators, friends, emergency contacts, sugar? What does this mean for society? As Harvey Milk said,…